GLIOBLASTOMA
WHAT IT IS:
An aggressive type of brain cancer that starts in the glial cells of the brain and spreads rapidly throughout the brain.
SYMPTOMS:
Headache, nausea, drowsiness, impaired vision
TREATMENT:
Chemotherapy, radiation and surgery
HOW COMMON IS IT?
About 12,390 cases projected in 2017
MEDIAN SURVIVAL RATE:
14-15 months
NOTE Sen. Ted Kennedy, D-Mass., and Beau Biden, son of former vice president Joe Biden, died of glioblastoma.